I Have A Shelty Who Is 12 And Hard Of Hearing. What Whistle Is Best...Acme 210.5?
I have a shelty who is 12 and hard of hearing. I would like to get her attention,etc. Is the Acme 210.5 for hearing problem dogs the best in this situation...compared to the variable freq. Ones,etc.? Thank you for your time and consideration, Chuck


